Case 580SR Service Manual page 987

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Each positive plate is composed of a lead grid with
lead peroxide pasted into the grid openings.
The negative plates are composed of a lead grid with
spongy lead pasted into the grid openings.
The plates are submerged in a liquid electrolyte so-
lution of diluted sulphuric acid.
7.3 BATTERY REPLACEMENT
Use the ignition switch key to open the battery box
and then remove the tool box.
S WARNING
A spark or flame can cause the electrolyte in a bat-
tery to explode. To prevent any risk of explosion, ob-
serve the following instructions:
Z Place the battery master switch key in the OFF po-
sition (disconnected).
Z When disconnecting the battery cables, always dis-
connect the negative cable (-) first.
Z When reconnecting the battery cables, always con-
nect the negative (-) cable last.
Z Never short-circuit the battery terminals with metal
objects.
Z Do not weld, grind or smoke near a battery.
S
WARNING
Batteries produce explosive gases. Keep away any
flame, spark or cigarettes. Always provide good ven-
tilation when charging a battery or using a battery in
an enclosed space. Always protect your eyes when
working near a battery.
S
WARNING
Before carrying out any welding on the machine or
repair work on the electrical circuit, disconnect the
battery and disconnect the B+ and D+ wires on the
alternator. When reconnecting, check the wire mark-
ings.
S WARNING
Always store batteries in a safe place, out of the
reach of children.
S WARNING
Never touch the battery terminals with your hands.
This can induce a state of electrolysis and impair the
main organs of the body.
SECTION 55 - ELECTRICAL SYSTEM
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